Product Description:Tommee Tippee Closer to Nature Feeding Bottle With Closer to Nature Bottles, switching between breast and bottle feeding becomes easier than ever before. Closer to Nature's award-winning range of Bisphenol A free (BPA) baby bottles are designed to promote content and easy feeding times for parents and baby. Together with the bottle's super-sensitive Easi-Vent valve, this encourages your baby's intuitive feeding action for comfortable, relaxed feeding. Revolutionary Nipple Revolutionary nipple developed with breastfeeding experts and Mums to mimic the breast's natural flex, stretch and movement, Closer to Nature Bottles makes feeding time easier for Mum and Baby. The soft silicone nipple feels like skin, and gently elongates and flexes during feeding to mimic natural breastfeeding action Super Sensitive Easi-Vent valve The slow flow nipple with a super sensitive valve eliminates excessive air flow, so little ones ingest more milk and less air Breast like Shape The soft silicone nipple feels like skin, and gently flexes during feeding to mimic natural breastfeeding action. The breast like shaped nipple allows baby to latch on easily and further supports the transition between bottle and breast. 3 way Compact Shape The compact shape of Closer to Nature bottles allows baby to feed in a natural position and to be closer to Mom or Dad. The easy hold bottle can be held in 3 ways--cradled comfortably in the hand, gripped in the same way as a traditional wide neck bottle, or held from the base. Easy to Clean & Use Closer to Nature bottles and nipples are easy to clean and fill. They are microwave and dishwasher safe, yet light and easy to hold. The easy hold bottle is marked in millimetres and ounces and has a hygiene seal cap to keep germs out and drips in. Baby Safe All the Tommee Tippee Closer to Nature bottles are BPA-free for total reassurance.